28001878

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{1523}}^1$

素因数の和:1871

約数の個数: 16

約数和(自身を含む): 43616880

約数和(自身を除く): 15615002

約数列:

[1, 2, 29, 58, 317, 634, 1523, 3046, 9193, 18386, 44167, 88334, 482791, 965582, 14000939, 28001878]

約数ペア:

[(1, 28001878), (2, 14000939), (29, 965582), (58, 482791), (317, 88334), (634, 44167), (1523, 18386), (3046, 9193)]